Figure 3: Pinda Group. A-F) Dolograinstone : A) TL transmitted light; B) PL polarized light (analyzed); C) RL reflected light; D-E) ERL enhanced reflected light; F) a combination of TL and RL. Black arrows: sutured contacts; red arrows: grain break; yellow arrows: fracture. For confidentiality purposes the sample depths and the name of wells are not provided.